1) REMOVE THE BUFFS.
2) NO REVIVE, PERIOD. You die? Wait til next round. Execution is not needed to deny revival.

THAT'S IT. That'd make the mode FUN and based on Skill rather than "Who can go into a mass-mob rally the fastest while running and getting powerups and ganking people with the mob" logic. **** this stupid Mob-mentality = Always winner tactic.